深圳市比特视讯有限公司
第
17
页 共
25
页
window size
byte 2
+ byte 3 +
byte 4
Description of serial port instruction set:
l [Row]: Stitching mode: row [Col]: Stitching mode: column
l [Rotate90]: Rotate 90 ° , 0: do not rotate, 1: rotate (only
supported in single-screen mode)
l [Rotate180]: Rotate 180 ° , 0: do not rotate, 1: rotate (only
supported in stitching mode behavior 2)
l [Mode]: Multi-picture mode: 0: single screen, 1: around
double screen, 2: four picture segmentation, 3: PIP double
screen, 4: double screen up and down
l [WindowSel]: Window selection, the value depends on the
setting of multi-screen mode:
[Mode]=0, WindowSel=0 (current screen)
[Mode]=1, WindowSel=0 (left picture), WindowSel=1 (right
picture)
[Mode]=2, WindowSel=0 (upper left screen), WindowSel=1
(lower left screen)
WindowSel=2 (upper right screen), WindowSel=3 (lower right
